Sifat Koefisien Fungsi Kuadrat, Diskriminan Fungsi Kuadrat
Quiz
•
Mathematics
•
12th Grade
•
Hard
Standards-aligned
Rizky Adhitya
Used 18+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sketsa grafik fungsi kuadrat yang sesuai untuk f(x) = -x2 + 2x adalah...
Tags
CCSS.HSF-IF.C.7A
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebuah fungsi kuadrat melalui titik puncak (2,0). Jika fungsi kuadrat tersebut melalui titik (0,4), maka persamaan fungsi kuadrat tersebut adalah....
f(x)=x2 + 4x + 4
f(x)=x2 - 4x + 4
f(x)=x2 - 4x - 4
f(x)=x2 + 2x + 4
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika nilai koefisien x2 lebih besar dari 0, maka bentuk grafik fungsi kuadrat yang sesuai adalah...
Melengkung ke samping kiri
Melengkung ke samping kanan
Terbuka ke atas
Terbuka ke bawah
Tags
CCSS.HSF-IF.C.7A
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pernyataan tentang hubungan antara diskriminan fungsi kuadrat dan grafik fungsi kuadrat berikut ini benar, kecuali...
Jika D > 0 maka grafik fungsi kuadrat akan memotong sumbu x di dua titik
Jika D = 0 maka grafik fungsi kuadrat akan memotong sumbu x di satu titik
Jika D < 0 maka grafik fungsi kuadrat tidak memotong sumbu x
Jika D = 0 maka grafik fungsi kuadrat tidak memotong sumbu x
Tags
CCSS.HSA-SSE.B.3B
CCSS.HSF-IF.C.8A
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Grafik fungsi kuadrat f(x) = -x2 + 6x +16 akan:
i. Membuka kebawah (n) karena a>0
ii. Membuka kebawah (n) karena a<0
iii. Memotong sumbu X di (-8,0) dan (2,0)
iv. Memotong sumbu Y di (0,16)
Pilih pernyataan-pernytaan yang benar adalah:
i dan iii saj yang benar
ii dan iv saja yang benar
i, ii, iii benar semua
hanya iv saja yang benar
Tidak ada yang benar (BSSD)
Tags
CCSS.HSF-IF.C.7A
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
i. Membuka keatas ( karena a>0
ii. Mempunyai sumbu simetri x = - 1/2
iii. Memotong sumbu X di (5/2,0) dan (-3,0)
iv. Memotong sumbu Y di (0,-15)
Pilih pernyataan-pernyataan yang benar
I dan iii saja yang benar
ii dan iv saja yang benar
I, ii dan iii saja yang benar
iv saja yang benar
baik i, ii , iii dan iv benar semua
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jenis akar dari persamaan kuadrat adalah…
Real dan berlainan
Imajiner
imajiner dan sama
real dan sama
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